


"""simple docstring"""



import json
import os
from typing import Dict, List, Optional, Tuple

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


lowercase_							=							logging.get_logger(__name__)


lowercase_							=							{
    'vocab_file': 'vocab.json',
    'tokenizer_config_file': 'tokenizer_config.json',
    'merges_file': 'merges.txt',
}

lowercase_							=							{
    'vocab_file': {
        'facebook/s2t-wav2vec2-large-en-de': (
            'https://huggingface.co/facebook/s2t-wav2vec2-large-en-de/resolve/main/vocab.json'
        ),
    },
    'tokenizer_config_file': {
        'facebook/s2t-wav2vec2-large-en-de': (
            'https://huggingface.co/facebook/s2t-wav2vec2-large-en-de/resolve/main/tokenizer_config.json'
        ),
    },
    'merges_file': {
        'facebook/s2t-wav2vec2-large-en-de': (
            'https://huggingface.co/facebook/s2t-wav2vec2-large-en-de/resolve/main/merges.txt'
        ),
    },
}

lowercase_							=							'</w>'
lowercase_							=							'@@ '
def      UpperCAmelCase     (       _lowercase :   List[Any]	)						-> Tuple:


	"""simple docstring"""




	lowerCAmelCase_      							=			set()
	lowerCAmelCase_      							=			word[0]
	for char in word[1:]:
		pairs.add((prev_char, char)	)
		lowerCAmelCase_      							=			char
	return pairs


# Speech2Text2 has no max input length
lowercase_							=							{'facebook/s2t-wav2vec2-large-en-de': 10_24}







class    __a						( __snake_case							):
				lowerCamelCase     :       int			       =VOCAB_FILES_NAMES
				lowerCamelCase     :       int			       =PRETRAINED_VOCAB_FILES_MAP
				lowerCamelCase     :       Dict			       =PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
				lowerCamelCase     :       Union[str, Any]			       =['input_ids', 'attention_mask']







				def __init__( self      ,	UpperCAmelCase      ,	UpperCAmelCase="<s>"      ,	UpperCAmelCase="<pad>"      ,	UpperCAmelCase="</s>"      ,	UpperCAmelCase="<unk>"      ,	UpperCAmelCase=False      ,	UpperCAmelCase=None      ,	**UpperCAmelCase      ,	):

					'''simple docstring'''






					super().__init__(
					    unk_token=UpperCAmelCase      ,	bos_token=UpperCAmelCase      ,	eos_token=UpperCAmelCase      ,	pad_token=UpperCAmelCase      ,	do_lower_case=UpperCAmelCase      ,	**UpperCAmelCase      ,	)

					lowerCAmelCase_      							=			do_lower_case

					with open(UpperCAmelCase      ,	encoding='''utf-8'''   ) as vocab_handle:
						lowerCAmelCase_      							=			json.load(UpperCAmelCase   )
					lowerCAmelCase_      							=			{v: k for k, v in self.encoder.items()}

					if merges_file is None:
						logger.info(F"""No merges files provided. {self.__class__.__name__} can only be used for decoding."""   )

						lowerCAmelCase_      							=			None
						lowerCAmelCase_      							=			None
					else:
						with open(UpperCAmelCase      ,	encoding='''utf-8'''   ) as merges_handle:
							lowerCAmelCase_      							=			merges_handle.read().split('''\n'''   )[:-1]

						lowerCAmelCase_      							=			[tuple(merge.split()[:2]   ) for merge in merges]
						lowerCAmelCase_      							=			dict(zip(UpperCAmelCase      ,	range(len(UpperCAmelCase   )   )   )   )
						lowerCAmelCase_      							=			{}







				@property
				def      lowerCamelCase_     ( self   ):

					'''simple docstring'''






					return len(self.decoder   )







				def      lowerCamelCase_     ( self   ):

					'''simple docstring'''






					return dict(self.encoder      ,	**self.added_tokens_encoder   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase   ):

					'''simple docstring'''






					lowerCAmelCase_      							=			tuple(token[:-1]   ) + (token[-1] + BPE_TOKEN_MERGES,)
					if token in self.cache:
						return self.cache[token]
					lowerCAmelCase_      							=			get_pairs(UpperCAmelCase   )

					if not pairs:
						return token

					while True:
						lowerCAmelCase_      							=			min(UpperCAmelCase      ,	key=lambda UpperCAmelCase   : self.bpe_ranks.get(UpperCAmelCase      ,	float('''inf'''   )   )   )
						if bigram not in self.bpe_ranks:
							break
						lowerCAmelCase_							,	lowerCAmelCase_      							=			bigram
						lowerCAmelCase_      							=			[]
						lowerCAmelCase_      							=			0
						while i < len(UpperCAmelCase   ):
							try:
								lowerCAmelCase_      							=			word.index(UpperCAmelCase      ,	UpperCAmelCase   )
							except ValueError:
								new_word.extend(word[i:]   )
								break
							else:
								new_word.extend(word[i:j]   )
								lowerCAmelCase_      							=			j

							if word[i] == first and i < len(UpperCAmelCase   ) - 1 and word[i + 1] == second:
								new_word.append(first + second   )
								i += 2
							else:
								new_word.append(word[i]   )
								i += 1
						lowerCAmelCase_      							=			tuple(UpperCAmelCase   )
						lowerCAmelCase_      							=			new_word
						if len(UpperCAmelCase   ) == 1:
							break
						else:
							lowerCAmelCase_      							=			get_pairs(UpperCAmelCase   )
					lowerCAmelCase_      							=			''' '''.join(UpperCAmelCase   )
					if word == "\n  " + BPE_TOKEN_MERGES:
						lowerCAmelCase_      							=			'''\n''' + BPE_TOKEN_MERGES

					if word.endswith(UpperCAmelCase   ):
						lowerCAmelCase_      							=			word.replace(UpperCAmelCase      ,	''''''   )

					lowerCAmelCase_      							=			word.replace(''' '''      ,	UpperCAmelCase   )
					lowerCAmelCase_      							=			word
					return word







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase   ):

					'''simple docstring'''






					if self.bpe_ranks is None:
						raise ValueError(
						    '''This tokenizer was instantiated without a `merges.txt` file, so'''
						    ''' that it can only be used for decoding, not for encoding.'''
						    '''Make sure to provide `merges.txt` file at instantiation to enable '''
						    '''encoding.'''   )

					if self.do_lower_case:
						lowerCAmelCase_      							=			text.lower()

					lowerCAmelCase_      							=			text.split()

					lowerCAmelCase_      							=			[]
					for token in text:
						if token:
							split_tokens.extend(list(self.bpe(UpperCAmelCase   ).split(''' '''   )   )   )

					return split_tokens







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase   ):

					'''simple docstring'''






					return self.encoder.get(UpperCAmelCase      ,	self.encoder.get(self.unk_token   )   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase   ):

					'''simple docstring'''






					lowerCAmelCase_      							=			self.decoder.get(UpperCAmelCase      ,	self.unk_token   )
					return result







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase   ):

					'''simple docstring'''






					lowerCAmelCase_      							=			''' '''.join(UpperCAmelCase   )

					# make sure @@ tokens are concatenated
					lowerCAmelCase_      							=			''''''.join(string.split(UpperCAmelCase   )   )

					return string







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase = None   ):

					'''simple docstring'''






					if not os.path.isdir(UpperCAmelCase   ):
						logger.error(F"""Vocabulary path ({save_directory}) should be a directory"""   )
						return
					lowerCAmelCase_      							=			os.path.join(
					    UpperCAmelCase      ,	(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']   )
					lowerCAmelCase_      							=			os.path.join(
					    UpperCAmelCase      ,	(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''merges_file''']   )

					with open(UpperCAmelCase      ,	'''w'''      ,	encoding='''utf-8'''   ) as f:
						f.write(json.dumps(self.encoder      ,	indent=2      ,	sort_keys=UpperCAmelCase      ,	ensure_ascii=UpperCAmelCase   ) + '''\n'''   )

					lowerCAmelCase_      							=			0
					if self.bpe_ranks is None:
						return (vocab_file,)

					with open(UpperCAmelCase      ,	'''w'''      ,	encoding='''utf-8'''   ) as writer:
						for bpe_tokens, token_index in sorted(self.bpe_ranks.items()      ,	key=lambda UpperCAmelCase   : kv[1]   ):
							if index != token_index:
								logger.warning(
								    F"""Saving vocabulary to {merges_file}: BPE merge indices are not consecutive."""
								    ''' Please check that the tokenizer is not corrupted!'''   )
								lowerCAmelCase_      							=			token_index
							writer.write(''' '''.join(UpperCAmelCase   ) + '''\n'''   )
							index += 1

					return (vocab_file, merges_file)



"""simple docstring"""



from collections.abc import Sequence
from queue import Queue







class    __a						:







				def __init__( self      ,	UpperCAmelCase      ,	UpperCAmelCase      ,	UpperCAmelCase      ,	UpperCAmelCase=None      ,	UpperCAmelCase=None   ):

					'''simple docstring'''






					lowerCAmelCase_      							=			start
					lowerCAmelCase_      							=			end
					lowerCAmelCase_      							=			val
					lowerCAmelCase_      							=			(start + end) // 2
					lowerCAmelCase_      							=			left
					lowerCAmelCase_      							=			right







				def __repr__( self   ):

					'''simple docstring'''






					return F"""SegmentTreeNode(start={self.start}, end={self.end}, val={self.val})"""







class    __a						:







				def __init__( self      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					lowerCAmelCase_      							=			collection
					lowerCAmelCase_      							=			function
					if self.collection:
						lowerCAmelCase_      							=			self._build_tree(0      ,	len(UpperCAmelCase   ) - 1   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					self._update_tree(self.root      ,	UpperCAmelCase      ,	UpperCAmelCase   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					return self._query_range(self.root      ,	UpperCAmelCase      ,	UpperCAmelCase   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					if start == end:
						return SegmentTreeNode(UpperCAmelCase      ,	UpperCAmelCase      ,	self.collection[start]   )
					lowerCAmelCase_      							=			(start + end) // 2
					lowerCAmelCase_      							=			self._build_tree(UpperCAmelCase      ,	UpperCAmelCase   )
					lowerCAmelCase_      							=			self._build_tree(mid + 1      ,	UpperCAmelCase   )
					return SegmentTreeNode(UpperCAmelCase      ,	UpperCAmelCase      ,	self.fn(left.val      ,	right.val   )      ,	UpperCAmelCase      ,	UpperCAmelCase   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					if node.start == i and node.end == i:
						lowerCAmelCase_      							=			val
						return
					if i <= node.mid:
						self._update_tree(node.left      ,	UpperCAmelCase      ,	UpperCAmelCase   )
					else:
						self._update_tree(node.right      ,	UpperCAmelCase      ,	UpperCAmelCase   )
					lowerCAmelCase_      							=			self.fn(node.left.val      ,	node.right.val   )







				def      lowerCamelCase_     ( self      ,	UpperCAmelCase      ,	UpperCAmelCase      ,	UpperCAmelCase   ):

					'''simple docstring'''






					if node.start == i and node.end == j:
						return node.val

					if i <= node.mid:
						if j <= node.mid:
							# range in left child tree
							return self._query_range(node.left      ,	UpperCAmelCase      ,	UpperCAmelCase   )
						else:
							# range in left child tree and right child tree
							return self.fn(
							    self._query_range(node.left      ,	UpperCAmelCase      ,	node.mid   )      ,	self._query_range(node.right      ,	node.mid + 1      ,	UpperCAmelCase   )      ,	)
					else:
						# range in right child tree
						return self._query_range(node.right      ,	UpperCAmelCase      ,	UpperCAmelCase   )







				def      lowerCamelCase_     ( self   ):

					'''simple docstring'''






					if self.root is not None:
						lowerCAmelCase_      							=			Queue()
						queue.put(self.root   )
						while not queue.empty():
							lowerCAmelCase_      							=			queue.get()
							yield node

							if node.left is not None:
								queue.put(node.left   )

							if node.right is not None:
								queue.put(node.right   )


if __name__ == "__main__":
		import operator

		for fn in [operator.add, max, min]:
				print('*' * 50)
				lowercase_							=							SegmentTree([2, 1, 5, 3, 4], fn)
				for node in arr.traverse():
						print(node)
				print()

				arr.update(1, 5)
				for node in arr.traverse():
						print(node)
				print()

				print(arr.query_range(3, 4))  # 7
				print(arr.query_range(2, 2))  # 5
				print(arr.query_range(1, 3))  # 13
				print()